clarkson will be performing. then at the inaugural ball, alicia keys, your other former girlfriend, rob. and then also you'll be hearing from other acts like brad paisley. >> brandi, i was there four years ago and there was just so many people, and security was really tight. tell us more about the security there now, is there a serious threat in d.c.? >> reporter: well, we asked officials and they told abc news, there's no specific credible threat. but they're not taking any chances. along with the security you just saw, they're going to have snipers surrounding the area, shutting down areas of both rivers in the region. they have a lot of satellites honed in on the national mall just in case something happens. when you hear about recent incidents in algeria and just the amped up attention of gun control in this country, they just want to have an extra presence here. >> thanks, brandi. all taking place on mlk day, which speaks for itself. and our coverage of the inaugural continues later this half hour as michell